12738141

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12097}}^1$

素因数の和:12122

約数の個数: 20

約数和(自身を含む): 20494012

約数和(自身を除く): 7755871

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12097, 36291, 108873, 157261, 326619, 471783, 979857, 1415349, 4246047, 12738141]

約数ペア:

[(1, 12738141), (3, 4246047), (9, 1415349), (13, 979857), (27, 471783), (39, 326619), (81, 157261), (117, 108873), (351, 36291), (1053, 12097)]